II - DCE FEL ČVUT v Praze

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Mechanical Configuration of an Automation System with SIMATIC S7 Ex Modules 1.11 Maintenance of Electrical Apparatus Replacing apparatus Repair of apparatus 1-46 Work on electrical installations and apparatus may only be carried out when a ”permit” has been obtained. When replacing electrical apparatus, ensure compliance with regulations relating to temperature class, explosion group and the relevant (Ex) zone. Certificates of conformity or PTB or KEMA test certificates and design approval must have been obtained. Repaired electrical apparatus may only be placed in operation again after testing by a recognized expert in accordance with paragraph 15 of ElexV, and the test has been certified, unless explosion protection has not been affected by the repair. If the repair affects explosion protection, only original spare parts may be used. Improvised repairs which no longer ensure explosion protection of apparatus are not permitted. I/O Modules with Intrinsically-Safe Signals C79000-G7076-C152-04
SIMATIC S7 Ex Digital Modules In this chapter Chapter overview Notes I/O Modules with Intrinsically-Safe Signals C79000-G7076-C152-04 The following SIMATIC S7 Ex digital modules are described in this chapter: Digital input SM 321; DI 4 x NAMUR, Order Number: 6ES7 321-7RD00-0AB0 Digital output SM 322; DO 4 x 24V/10mA Order Number: 6ES7 322-5SD00-0AB0 Digital output SM 322; DO 4 x 15V/20mA Order Number: 6ES7 322-5RD00-0AB0 2 Section Description Page 2.1 Digital Input Module SM 321; DI 4 x NAMUR 2-2 2.2 Digital Output Module SM 322; DO 4 x 24V/10mA 2-14 2.3 Digital Output Module SM 322; DO 4 x 15V/20mA 2-24 You will find information on the relevant safety standards and on other safety regulations in Appendix B. The General Technical Specifications for S7-300, M7-300 modules in /71/ also apply. 2-1
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SIMATIC S7-300, M7-300, ET 200M Aut
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Preface Purpose of the manual Conte
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Usage and configuration Usage and c
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Contents Preface . . . . . . . . .
Page 9 and 10: 4.6 HART Analog Input Module SM 331
Page 11 and 12: 3-13 Connection of loads to a curre
Page 13 and 14: 3-11 Representation of the digitize
Page 15 and 16: Mechanical Configuration of an Auto
Page 17 and 18: Minimum thread measure Mechanical C
Page 19 and 20: Replacing Ex I/O modules Mechanical
Page 21 and 22: Wire end ferrule Fig. 1-2 Installin
Page 23 and 24: 1.3 Configuration of an S7-300 with
Page 25 and 26: 1.4 Configuration of an M7-300 with
Page 27 and 28: 1.6 Equipotential Bonding in System
Page 29 and 30: Main equipotential bonding Addition
Page 35 and 36: 1.7.4 Selecting Cables and Lines in
Page 37 and 38: Type designations for lines in acco
Page 39 and 40: Table 1-4 Siemens cables for measur
Page 43 and 44: Shielding of intrinsically safe sig
Page 45 and 46: 1.8.3 Measures to Counteract Interf
Page 55 and 56: Table 1-7 Safety measures Mechanica
Page 57 and 58: Housing Cables Terminals Protective
Page 59: Table 1-8 Working on systems to typ
Page 63 and 64: Wiring diagram SM 321 DI 4 x NAMUR
Page 65 and 66: Digital input SM 321; DI 4 x NAMUR
Page 67 and 68: Parameterization Default settings C
Page 69 and 70: Input delay Diagnostics Parameteriz
Page 71 and 72: Errors and corrective measures I/O
Page 73 and 74: Influence of supply voltage and ope
Page 75 and 76: Wiring diagram Notes on intrinsical
Page 77 and 78: Digital output SM 322; DO 4 x 24V/1
Page 79 and 80: Parameterization Default settings C
Page 81 and 82: Diagnostic evaluation Diagnostics o
Page 83 and 84: Interrupts Parameterizing interrupt
Page 85 and 86: Block diagram S7-300 Backplane bus
Page 87 and 88: Safety data (refer to Certificate o
Page 89 and 90: SIMATIC S7 Ex Analog Modules In thi
Page 91 and 92: 3.1.2 Analog Representation for Mea
Page 93 and 94: Current measuring ranges I/O Module
Page 95 and 96: Temperature range, standard, Pt 100
Page 97 and 98: Temperature range, standard, Ni 100
Page 99 and 100: DIN IEC 584 Temperature range type
Page 101 and 102: Temperature range type E I/O Module
Page 103 and 104: Temperature range type L I/O Module
Page 105 and 106: Temperature range type N I/O Module
Page 107 and 108: Temperature range type S I/O Module
Page 109 and 110: 3.1.3 Analog Value Representation f
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Abbreviations Insulated measured va
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3.3 Connection of Thermocouples, Vo
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Internal compensation Thermocouple
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Thermocouples with direct looping-i
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Thermocouples with internal compens
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3.3.3 Connection of Resistance Ther
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I/O Modules with Intrinsically-Safe
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Connecting loads to a current outpu
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3.6.3 Parameters of Analog Modules
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Table 3-22 Parameters of the analog
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3.6.4 Diagnostics of Analog Modules
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Table 3-25 Diagnostic messages of a
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Faults and corrective measures I/O
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3.6.6 Characteristics of Analog Mod
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Influence of faults I/O Modules wit
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Wiring diagram SM 33 1 AI 8 xTC / 4
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Special feature of resistant measur
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Analog Input SM 331; AI 8 x TC/4 x
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Error limits of analog inputs for t
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3.8 Analog Input Module SM 331; AI
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Parameterization Default settings C
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Analog value formation Measuring pr
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Wiring diagram SM 3 32 AO 4 x 0/4..
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Analog output Output ranges I/O Mod
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Interference rejection, error limit
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SIMATIC S7 HART Analog Modules In t
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4.2 Introduction to HART Introducti
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Examples of HART parameters Example
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4.3 Guidelines for Installation, St
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Modifying the parameters of the fie
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4.4 Parameters of HART Analog Modul
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4.5 Diagnostics and Interrupts of H
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4.6 HART Analog Input Module SM 331
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Wiring diagram SM 3 31 AI 2 x 0/4..
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Analog value formation Measuring pr
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Default settings Wire break monitor
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SM 332; AO 2 x 0/4...20mA HART Dime
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4.8 Data Record Interface and User
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Structure of the parameter data rec
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Diagnostic data: data record 1 Note
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Structure of command data record No
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Table 4-13 HART group error display
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Structure of the diagnostic data re
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4.8.6 User Data Interface Input Are
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Certificates of Conformity In this
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A.1.1 ASEV Certificate/Switzerland
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A.2 Certificate of Conformity for D
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A.3 Certificate of Conformity for D
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A.7 KEMA Certificate of Conformity
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A.7.2 EC Declaration of Conformity
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A.8.1 EC Declaration of Conformity
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Safety Standards, FM Approval In th
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FM approval I/O Modules with Intrin
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Bibliography In this appendix I/O M
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Glossary A AS ATEX 100a B Backplane
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D Diagnostic interrupt Diagnostic b
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FM Frequency shift keying FSK G Gro
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HART transfer area HCF I Interrupt
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O OB Organization blocks P Paramete
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R Reference potential Response time
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Index Numbers 2-wire transducer, 3-
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DP master class 2, default paramete
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Interference frequency suppression,
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Range of measurement parameter bloc
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SM 332; AO 4 x 0/4...20 mA, 3-1 bas
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Siemens AG A&D AS E81 Oestliche Rhe
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